| WDS: | A108 | WDS ID/Discoverer |
| P: | 242.850 | Orbital period (years) |
| a: | 0.299 | Semi-major axis (arcseconds) |
| i: | 51.4 | Inclination (degrees) |
| Ω: | 53.8 | Longitude of ascending node (degrees) |
| T: | 1946.340 | Epoch of periastron passage (year) |
| e: | 0.717 | Eccentricity |
| ω: | 265.0 | Longitude of periastron (degrees) |
| Start-Year: | 1903.575 | Year |
| End-Year: | 2146.425 | Year |
| Epoch: | 2026.5 | Besselian Epoch |
Further data from the WDS Sixth Catalog of Orbits for A108 |
||
| Position: | 194708.04-080909.9 | Epoch-2000 right ascension and declination |
| WDS-ID: | 19471-0809 | WDS designation |
| Discoverer Code: | A108 | Discover designation and components |
| ADS number: | 12911 | Aitken Double Star catalog |
| HD number: | 186847 | HD catalog number |
| Hipparcos number: | 97350 | Hipparcos catalog number |
| V1: | 8.74 | Magnitude of the primary |
| V2: | 9.24 | Magnitude of the secondary |
| Equinox: | 2000 | Equinox |
| Date: | 2009 | Date of last observation |
| Orbit grade: | 3 | Orbit grade, ranging from : 1 = Definitive 2 = Good 3 = Reliable 4 = Preliminary 5 = Indeterminate |
| Flags: | Flags | |
| Ephemerides: | Ephemerides | |
| Code: | Doc2017l | Reference |
-- Image from the USNO WDS 6th Orbit Catalog (see Acknowledgements) --
| Green plus signs: | Visual (micrometric) measures |
| Violet asterisks: | Photographic measures |
| Blue symbols: | Various interferometric techniques |
| Dot-dash line: | Indicates the line of nodes |
Year Sep[“] PA[°] --------------------------------------------- 2026.50 0.320 113.11 -------------------------- 1903.58 0.258 187.24 1904.58 0.256 188.11 1905.58 0.254 189.00 1906.58 0.252 189.90 1907.58 0.250 190.81 1908.58 0.248 191.74 1909.58 0.246 192.68 1910.58 0.244 193.64 1911.58 0.242 194.61 1912.58 0.240 195.61 1913.58 0.237 196.62 1914.58 0.235 197.65 1915.58 0.232 198.71 1916.58 0.230 199.79 1917.58 0.227 200.89 1918.58 0.224 202.03 1919.58 0.221 203.19 1920.58 0.218 204.38 1921.58 0.215 205.61 1922.58 0.211 206.88 1923.58 0.208 208.19 1924.58 0.204 209.55 1925.58 0.200 210.96 1926.58 0.196 212.42 1927.58 0.192 213.95 1928.58 0.187 215.55 1929.58 0.183 217.23 1930.58 0.178 219.01 1931.58 0.172 220.89 1932.58 0.167 222.90 1933.58 0.160 225.06 1934.58 0.154 227.39 1935.58 0.147 229.94 1936.58 0.139 232.75 1937.58 0.131 235.90 1938.58 0.123 239.46 1939.58 0.114 243.59 1940.58 0.104 248.47 1941.58 0.093 254.40 1942.58 0.083 261.85 1943.58 0.072 271.48 1944.58 0.063 284.21 1945.58 0.056 300.80 1946.58 0.053 320.65 1947.58 0.055 340.75 1948.58 0.062 357.88 1949.58 0.071 11.08 1950.58 0.082 21.00 1951.58 0.093 28.59 1952.58 0.104 34.57 1953.58 0.114 39.42 1954.58 0.124 43.48 1955.58 0.134 46.94 1956.58 0.143 49.95 1957.58 0.151 52.62 1958.58 0.159 55.02 1959.58 0.167 57.20 1960.58 0.174 59.19 1961.58 0.180 61.03 1962.58 0.187 62.75 1963.58 0.192 64.35 1964.58 0.198 65.86 1965.58 0.203 67.29 1966.58 0.209 68.65 1967.58 0.213 69.94 1968.58 0.218 71.18 1969.58 0.223 72.37 1970.58 0.227 73.51 1971.58 0.231 74.61 1972.58 0.235 75.67 1973.58 0.238 76.70 1974.58 0.242 77.70 1975.58 0.245 78.67 1976.58 0.249 79.62 1977.58 0.252 80.54 1978.58 0.255 81.44 1979.58 0.258 82.31 1980.58 0.261 83.17 1981.58 0.263 84.01 1982.58 0.266 84.84 1983.58 0.268 85.64 1984.58 0.271 86.44 1985.58 0.273 87.22 1986.58 0.275 87.99 1987.58 0.277 88.74 1988.58 0.279 89.48 1989.58 0.281 90.22 1990.58 0.283 90.94 1991.58 0.285 91.65 1992.58 0.287 92.36 1993.58 0.289 93.05 1994.58 0.290 93.74 1995.58 0.292 94.42 1996.58 0.294 95.09 1997.58 0.295 95.76 1998.58 0.296 96.42 1999.58 0.298 97.07 2000.58 0.299 97.72 2001.58 0.300 98.36 2002.58 0.302 98.99 2003.58 0.303 99.62 2004.58 0.304 100.25 2005.58 0.305 100.87 2006.58 0.306 101.49 2007.58 0.307 102.10 2008.58 0.308 102.71 2009.58 0.309 103.31 2010.58 0.310 103.91 2011.58 0.311 104.51 2012.58 0.312 105.11 2013.58 0.313 105.70 2014.58 0.313 106.28 2015.58 0.314 106.87 2016.58 0.315 107.45 2017.58 0.316 108.03 2018.58 0.316 108.61 2019.58 0.317 109.19 2020.58 0.317 109.76 2021.58 0.318 110.33 2022.58 0.319 110.90 2023.58 0.319 111.47 2024.58 0.320 112.03 2025.58 0.320 112.59 2026.58 0.320 113.16 2027.58 0.321 113.72 2028.58 0.321 114.28 2029.58 0.322 114.83 2030.58 0.322 115.39 2031.58 0.322 115.94 2032.58 0.323 116.50 2033.58 0.323 117.05 2034.58 0.323 117.60 2035.58 0.323 118.16 2036.58 0.324 118.71 2037.58 0.324 119.26 2038.58 0.324 119.81 2039.58 0.324 120.35 2040.58 0.324 120.90 2041.58 0.324 121.45 2042.58 0.325 122.00 2043.58 0.325 122.55 2044.58 0.325 123.09 2045.58 0.325 123.64 2046.58 0.325 124.18 2047.58 0.325 124.73 2048.57 0.325 125.28 2049.57 0.325 125.82 2050.57 0.325 126.37 2051.57 0.325 126.92 2052.57 0.325 127.46 2053.57 0.325 128.01 2054.57 0.325 128.56 2055.57 0.324 129.10 2056.57 0.324 129.65 2057.57 0.324 130.20 2058.57 0.324 130.75 2059.57 0.324 131.30 2060.57 0.324 131.85 2061.57 0.324 132.40 2062.57 0.323 132.95 2063.57 0.323 133.50 2064.57 0.323 134.05 2065.57 0.323 134.60 2066.57 0.322 135.16 2067.57 0.322 135.71 2068.57 0.322 136.27 2069.57 0.322 136.82 2070.57 0.321 137.38 2071.57 0.321 137.94 2072.57 0.321 138.50 2073.57 0.320 139.06 2074.57 0.320 139.62 2075.57 0.320 140.18 2076.57 0.319 140.75 2077.57 0.319 141.31 2078.57 0.319 141.88 2079.57 0.318 142.45 2080.57 0.318 143.02 2081.57 0.317 143.59 2082.57 0.317 144.16 2083.57 0.317 144.74 2084.57 0.316 145.32 2085.57 0.316 145.89 2086.57 0.315 146.47 2087.57 0.315 147.05 2088.57 0.314 147.64 2089.57 0.314 148.22 2090.57 0.313 148.81 2091.57 0.313 149.40 2092.57 0.312 149.99 2093.57 0.311 150.58 2094.57 0.311 151.18 2095.57 0.310 151.78 2096.57 0.310 152.38 2097.57 0.309 152.98 2098.57 0.308 153.58 2099.57 0.308 154.19 2100.57 0.307 154.80 2101.57 0.306 155.41 2102.57 0.306 156.03 2103.57 0.305 156.64 2104.57 0.304 157.26 2105.57 0.304 157.89 2106.57 0.303 158.51 2107.57 0.302 159.14 2108.57 0.301 159.78 2109.57 0.301 160.41 2110.57 0.300 161.05 2111.57 0.299 161.69 2112.57 0.298 162.34 2113.57 0.298 162.99 2114.57 0.297 163.64 2115.57 0.296 164.30 2116.57 0.295 164.96 2117.57 0.294 165.62 2118.57 0.293 166.29 2119.57 0.292 166.96 2120.57 0.291 167.64 2121.57 0.290 168.32 2122.57 0.289 169.01 2123.57 0.288 169.70 2124.57 0.287 170.40 2125.57 0.286 171.10 2126.57 0.285 171.80 2127.57 0.284 172.52 2128.57 0.283 173.23 2129.57 0.282 173.96 2130.57 0.281 174.69 2131.57 0.279 175.42 2132.57 0.278 176.16 2133.57 0.277 176.91 2134.57 0.276 177.67 2135.57 0.274 178.43 2136.57 0.273 179.20 2137.57 0.272 179.97 2138.57 0.270 180.76 2139.57 0.269 181.55 2140.57 0.267 182.36 2141.57 0.266 183.17 2142.57 0.264 183.99 2143.57 0.263 184.82 2144.57 0.261 185.66 2145.57 0.259 186.51
| Double Star Calculator: | Version 1.2 ($Rev: 2397 $) |
|
| Report created: |
2026-06-25 18:08:43 |